2½ miles southeast of Riceville, Calhoun (Ordovician of the United States)

Where: Tennessee (35.4° N, 84.7° W: paleocoordinates 29.2° S, 65.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Athens Shale Member (Edinburg Formation), Ashbyan (460.9 - 449.5 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; shale

Size class: macrofossils

Preservation: replaced with silica

Reposited in the USNM

Primary reference: G. A. Cooper. 1956. Chazyan and related brachiopods. Smithsonian Miscellaneous Collections 127:1-1245 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 186144: authorized by Pete Wagner, entered by Pete Wagner on 15.06.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Billingsellida - Clitambonitidae
Atelelasma dorsoconvexum n. sp. Cooper 1956